90239200

素因数分解:

$2^5\times 5^2\times {\mathrm{112799}}^1$

素因数の和:112819

約数の個数: 36

約数和(自身を含む): 220298400

約数和(自身を除く): 130059200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 112799, 225598, 451196, 563995, 902392, 1127990, 1804784, 2255980, 2819975, 3609568, 4511960, 5639950, 9023920, 11279900, 18047840, 22559800, 45119600, 90239200]

約数ペア:

[(1, 90239200), (2, 45119600), (4, 22559800), (5, 18047840), (8, 11279900), (10, 9023920), (16, 5639950), (20, 4511960), (25, 3609568), (32, 2819975), (40, 2255980), (50, 1804784), (80, 1127990), (100, 902392), (160, 563995), (200, 451196), (400, 225598), (800, 112799)]